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| author | Max Filippov <jcmvbkbc@gmail.com> | 2012-10-15 03:55:38 +0400 |
|---|---|---|
| committer | Chris Zankel <chris@zankel.net> | 2012-10-15 21:48:08 -0700 |
| commit | bc5378fcba974317f9657c4fdc78af227e1e1068 (patch) | |
| tree | 998b8f8badf1d7a5dc0fd796f3e8501f8c5394ae /arch/xtensa/kernel/traps.c | |
| parent | f4349b6e01c8927a04795885702a173b6a60573c (diff) | |
| download | linux-stable-bc5378fcba974317f9657c4fdc78af227e1e1068.tar.gz linux-stable-bc5378fcba974317f9657c4fdc78af227e1e1068.tar.bz2 linux-stable-bc5378fcba974317f9657c4fdc78af227e1e1068.zip | |
xtensa: reorganize SR referencing
- reference SRs by names where possible, not by numbers;
- get rid of __stringify around SR names where possible;
- remove unneeded SR names from asm/regs.h;
- add SREG_ prefix to remaining SR names;
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Diffstat (limited to 'arch/xtensa/kernel/traps.c')
| -rw-r--r-- | arch/xtensa/kernel/traps.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/xtensa/kernel/traps.c b/arch/xtensa/kernel/traps.c index bc1e14cf9369..92ba9f83eaaf 100644 --- a/arch/xtensa/kernel/traps.c +++ b/arch/xtensa/kernel/traps.c @@ -202,8 +202,8 @@ extern void do_IRQ(int, struct pt_regs *); void do_interrupt (struct pt_regs *regs) { - unsigned long intread = get_sr (INTREAD); - unsigned long intenable = get_sr (INTENABLE); + unsigned long intread = get_sr (interrupt); + unsigned long intenable = get_sr (intenable); int i, mask; /* Handle all interrupts (no priorities). @@ -213,7 +213,7 @@ void do_interrupt (struct pt_regs *regs) for (i=0, mask = 1; i < XCHAL_NUM_INTERRUPTS; i++, mask <<= 1) { if (mask & (intread & intenable)) { - set_sr (mask, INTCLEAR); + set_sr (mask, intclear); do_IRQ (i,regs); } } @@ -339,7 +339,7 @@ void __init trap_init(void) /* Initialize EXCSAVE_1 to hold the address of the exception table. */ i = (unsigned long)exc_table; - __asm__ __volatile__("wsr %0, "__stringify(EXCSAVE_1)"\n" : : "a" (i)); + __asm__ __volatile__("wsr %0, excsave1\n" : : "a" (i)); } /* @@ -386,16 +386,16 @@ static inline void spill_registers(void) unsigned int a0, ps; __asm__ __volatile__ ( - "movi a14," __stringify (PS_EXCM_BIT) " | 1\n\t" + "movi a14, " __stringify(PS_EXCM_BIT | 1) "\n\t" "mov a12, a0\n\t" - "rsr a13," __stringify(SAR) "\n\t" - "xsr a14," __stringify(PS) "\n\t" + "rsr a13, sar\n\t" + "xsr a14, ps\n\t" "movi a0, _spill_registers\n\t" "rsync\n\t" "callx0 a0\n\t" "mov a0, a12\n\t" - "wsr a13," __stringify(SAR) "\n\t" - "wsr a14," __stringify(PS) "\n\t" + "wsr a13, sar\n\t" + "wsr a14, ps\n\t" :: "a" (&a0), "a" (&ps) : "a2", "a3", "a4", "a7", "a11", "a12", "a13", "a14", "a15", "memory"); } |